| http://www.w3.org/ns/prov#value | - Currently, a wide range of research and other activities are established with regard to membranes in wastewater and greywater treatment14 Usually, a multibarrier concept is applied for reuse treatment. Further disinfection for advanced reuse can be achieved by UV or ozone (Boller, 2006; Knerr et al., 2008). In economically less developed countries, such as Ethiopi
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